Comparison

K vs PreviewN

Price, ratings, monetisation and update history for both apps, side by side โ€” with what reviewers say about each.

Head to head
About

K

Features
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k-buddy is a communication space for foreigners where you can ask questions about travel, life, language, public transportation, and more. You'll find it rewarding to share your experiences of living in Korea and help other foreigners.

About

PreviewN

This app provides in-depth sports data and analysis for domestic and international sports. Access detailed statistics, expert predictions, and user-friendly insights to enhance your sports understanding. Participate in profit competitions and win prizes.

Highlights
  • Detailed sports data for all domestic and international sports
  • Expert analysis and predictions
  • User-specific data insights
  • Football: Injury alerts, prediction tools, head-to-head stats
  • Basketball: Simulator, team leader data, quarter-by-quarter stats
  • Baseball: Pitcher and batter data, umpire stats, simulator
  • User profit competitions with prizes
Features
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๋Œ€ํ•œ๋ฏผ๊ตญ ์ตœ๊ณ ์˜ ์Šคํฌ์ธ  ์–ดํ”Œ ๊ตญ๋‚ด์Šคํฌ์ธ ๋Š” ๋ฌผ๋ก  ํ•ด์™ธ ์Šคํฌ์ธ  ์ „ ์ข…๋ชฉ์˜ ์Šคํฌ์ธ  ๋ฐ์ดํ„ฐ๋ฅผ ์ œ๊ณตํ•ฉ๋‹ˆ๋‹ค. ๋‹จ์ˆœํžˆ ์ˆœ์œ„๋งŒ ์ œ๊ณตํ•˜๋Š” ๋ฐ์ดํ„ฐ๊ฐ€ ์•„๋‹™๋‹ˆ๋‹ค. ๊ฐ ์ข…๋ชฉ๋ณ„ ์„ธ๋ถ€ ๋ฐ์ดํƒ€ ๋ฟ๋งŒ์•„๋‹ˆ๋ผ ํ”„๋ฆฌ๋ทฐN์—์„œ๋งŒ ๋ณผ ์ˆ˜ ์žˆ๋Š” ์œ ์ €๋“ค์˜ ์ž…๋ง›์— ๋งž๋Š” ๋ฐ์ดํ„ฐ๋ฅผ ์ œ๊ณตํ•ฉ๋‹ˆ๋‹ค. ์ „๋ฌธ๊ฐ€๋“ค์˜ ๋ฌด๋ฃŒ ๋ถ„์„๊ธ€ ์ œ๊ณต ์•„์ง๋„ ์ ์ค‘๋ฅ  ๋–จ์–ด์ง€๋Š” ์œ ๋ฃŒ ๋ถ„์„๊ธ€์„ ๋ณด๊ณ  ๊ณ„์‹ญ๋‹ˆ๊นŒ? ํ”„๋ฆฌ๋ทฐN์—์„œ ์ œ๊ณตํ•˜๋Š” ๋ฐ์ดํ„ฐ๋ฅผ ๋ฐ”ํƒ•์œผ๋กœ ๊ฐ ์ข…๋ชฉ ์ „๋ฌธ๊ฐ€๋“ค์˜ ๋ฌด๋ฃŒ ๋ถ„์„๊ธ€์„ ์ œ๊ณตํ•˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค. ๋ชจ๋“  ์ข…๋ชฉ ๋†’์€ ์ ์ค‘๋ฅ ์„ ๊ธฐ๋กํ•˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค. ํ”„๋ฆฌ๋ทฐN ์ข…๋ชฉ๋ณ„ ์ฃผ์š”ํŠน์ง• ์ถ•๊ตฌ - ํ•ด์™ธ์ถ•๊ตฌ ๊ฒฐ์žฅ์ž ํ‘ธ์‹œ๊ธฐ๋Šฅ ์ œ๊ณต - ํฌ๋ฉ”์ด์…˜๋ณ„ ์Šน๋ถ€ ์˜ˆ์ธก๊ณผ ๋“์  ๋ถ„ํฌ ์ œ๊ณต - ์ˆœ์œ„๋ณ„ ์ƒ๋Œ€ ์ „์  ์ œ๊ณต [(์˜ˆ)1์œ„-5์œ„์— ๋ถ„ํฌ ํ•˜๋Š” ํŒ€๋“ค๊ณผ์˜ ๋งค์น˜ ์„ฑ์ ] - ์ง์ „ ๊ฒฝ๊ธฐ ํฌ๋ฉ”์ด์…˜ - ์‹œ์ฆŒ ์„ธ๋ถ€ ์Šคํƒฏ ์ œ๊ณต [ ์„ ์ˆ˜ํ‰์ , ํ‰๊ท ์ ์œ ์œจ, ํŒจ์Šค์„ค๊ณต๋ฅ , 1์ ์ฐจ ์Šน๋ฆฌ๊ฒฝ๊ธฐ, 2์ ์ฐจ ์Šน๋ฆฌ๊ฒฝ๊ธฐ ๋“ฑ] ๋†๊ตฌ - ๋†’์€ ์ ์ค‘๋ฅ ์„ ์ž๋ž‘ํ•˜๋Š” ์‹œ๋ฎฌ๋ ˆ์ดํ„ฐ ์ œ๊ณต - ํŒ€ ๋ฆฌ๋” ๋ฐ์ดํ„ฐ ์ œ๊ณต - ์ฟผํ„ฐ๋ณ„ ๋“์‹ค์  ๋ฐ์ดํ„ฐ ์ œ๊ณต - ์ตœ๊ทผ 5๊ฒฝ๊ธฐ, ์ตœ๊ทผ 10๊ฒฝ๊ธฐ, ํ™ˆ๊ฒฝ๊ธฐ, ์›์ •๊ฒฝ๊ธฐ, ๋ฐฑํˆฌ๋ฐฑ ๊ฒฝ๊ธฐ ๋“์‹ค์  ๋ฐ์ดํ„ฐ ์ œ๊ณต - ์„ธ๋ถ€ ๋ฐ์ดํ„ฐ ํŒ€ ๋ณ„ ์ˆœ์œ„ ์ œ๊ณต [๋“์‹ค์ , ๋ฒค์น˜ํฌ์ธํŠธ, ํ•„๋“œ๊ณจ ์„ฑ๊ณต๋ฅ , ์ž์œ ํˆฌ ์„ฑ๊ณต๋ฅ , ๋ฆฌ๋ฐ”์šด๋“œ, ํŽ˜์ธํŠธ์กด ์ ์ˆ˜, ์‹ค์ฑ… ๋“ฑ) ์•ผ๊ตฌ - ์„ ๋ฐœ ํˆฌ์ˆ˜ ๋ฐ์ดํ„ฐ ์ œ๊ณต [ํ™ˆ,์›์ • ๊ธฐ๋ก / ์ตœ๊ทผ 5๊ฒฝ๊ธฐ ๊ธฐ๋ก / ์›”๋ณ„ ๊ธฐ๋ก / ๋‚ฎ ๊ฒฝ๊ธฐ, ๋ฐค ๊ฒฝ๊ธฐ ๊ธฐ๋ก / ํœด์‹์ผ๋ณ„ ๊ธฐ๋ก] - ์„ ๋ฐœํˆฌ์ˆ˜ ํ‰๊ท ์ด๋‹ ๋ฐฉ์–ด์œจ ์ œ๊ณต [์˜ˆ)๋‘์‚ฐ ํˆฌ์ˆ˜ ์ด์˜ํ•˜๋Š” ํ‰๊ท  5์ด๋‹์„ ๋˜์ง€๊ณ  5์ด๋‹ ๋™์•ˆ 3.2์ ์„ ์‹ค์ ํ•œ๋‹ค] - ๋ถˆํŽœ ํˆฌ์ˆ˜ ๋ฐ์ดํ„ฐ ์ œ๊ณต [ ์ตœ๊ทผ 5๊ฒฝ๊ธฐ ํŒ€ ๋ถˆํŽœ ๋ฐฉ์–ด์œจ / ํ•„์Šน์กฐ ๋ฐฉ์–ด์œจ / ์ถ”๊ฒฉ์กฐ ๋ฐฉ์–ด์œจ๋“ฑ] - ํŒ€ ํƒ€๊ฒฉ๋ฐ์ดํƒ€ ์ œ๊ณต [ ์ตœ๊ทผ 5๊ฒฝ๊ธฐ / ์ตœ๊ทผ 10๊ฒฝ๊ธฐ ํŒ€ ํƒ€๊ฒฉ, ํ™ˆ,์›์ •๊ฒฝ๊ธฐ ํŒ€ ํƒ€๊ฒฉ/ ์ค‘์‹ฌํƒ€์„  ํŒ€ํƒ€๊ฒฉ/ ํ…Œ์ด๋ธ” ํƒ€์„  ํŒ€ํƒ€๊ฒฉ ] - ์ฃผ์‹ฌ ๋ฐฉ์–ด์œจ ์ œ๊ณต (ํŠน์ • ์‹ฌํŒ์˜ ํ‰๊ท  ๋“์‹ค์ ๋ฅ  / ํŠน์ • ์ฃผ์‹ฌ์˜ ์„ ๋ฐœํˆฌ์ˆ˜ ๋ฐฉ์–ด์œจ ๋ฐ ์ŠนํŒจ ์ œ๊ณต) - ํƒ€์ž๋“ค์˜ ๊ฐœ์ธ๋ณ„ ์ตœ๊ทผ ํƒ€๊ฒฉ ํ๋ฆ„ ์ œ๊ณต - ์‹œ๋ฎฌ๋ ˆ์ดํ„ฐ ์ œ๊ณต ๊ธฐํƒ€ - ๋งค์ผ ์ ์ค‘๋ฅ  ๋†’์€ ๊ฒฝ๊ธฐ ์˜ˆ์ƒ ์ œ๊ณต - ๋งค์ฃผ ์œ ์ €๋“ค์˜ ์ˆ˜์ต๋ฅ  ๋Œ€ํšŒ ๊ฐœ์ตœ - ๋‹ค์–‘ํ•œ ๊ฒฝํ’ˆ ์ œ๊ณต ์ธ์•ฑ ๊ตฌ๋งค๋ฅผ ํ†ตํ•ด ์ž๋™ ๊ฐฑ์‹  ๊ตฌ๋…์„ ๊ตฌ๋งคํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. โ€ข ์ž๋™ ๊ฐฑ์‹  ๊ตฌ๋… โ€ข 1๊ฐœ์›” (22,000 ์›) โ€ข ๊ตฌ๋…์€ ๊ตฌ๋งค ํ™•์ธ ์‹œ iTunes ๊ณ„์ •์œผ๋กœ ์ฒญ๊ตฌ๋˜๋ฉฐ ํ˜„์žฌ ๊ธฐ๊ฐ„์ด ๋๋‚˜๊ธฐ ์ตœ์†Œ 24์‹œ๊ฐ„ ์ „์— ์ž๋™ ๊ฐฑ์‹ ์ด ๊บผ์ง€์ง€ ์•Š๋Š” ํ•œ (์„ ํƒ๋œ ๊ธฐ๊ฐ„) ์ž๋™์œผ๋กœ ๊ฐฑ์‹ ๋ฉ๋‹ˆ๋‹ค. โ€ข ํ˜„์žฌ ๊ตฌ๋…์€ ํ™œ์„ฑ ๊ตฌ๋… ๊ธฐ๊ฐ„ ๋™์•ˆ ์ทจ์†Œ๋˜์ง€ ์•Š์„ ์ˆ˜ ์žˆ์ง€๋งŒ, ๊ตฌ๋งค ํ›„ iTunes ๊ณ„์ • ์„ค์ •์„ ๋ฐฉ๋ฌธํ•˜์—ฌ ๊ตฌ๋…์„ ๊ด€๋ฆฌ ๋ฐ/๋˜๋Š” ์ž๋™ ๊ฐฑ์‹ ์„ ๋Œ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ---------------------------------------------------------------------------------------------------------------------------------- Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ ----------------------------------------------------------------------------------------------------------------------------------

Screenshots

K4 screens
PreviewN4 screens

Verdict

The call

The clearest difference is ads: K at none against PreviewN's shown. K also leads on iOS requirement (15.1 vs 18.5). PreviewN's advantage is update cadence (every 2 days vs every 5 months). On price, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

K ships an update every 5 months, PreviewN every 2 days. The most recent releases landed on September 9, 2026 and September 18, 2026 respectively.

Scorecard3 real differences ยท 5 level
K versus PreviewN: the parameters behind the verdict, then further details
ParameterKPreviewN
PriceFreeFree
Positive reviewsโ€”85.7% of reviews
Update frequencyEvery 5 monthsEvery 2 days โ€” better
AdsNo โ€” betterYes
In-app purchasesNoNo
Monetizationโ€”Free with in-app purchases
DevicesiPhone, iPod โ€” betteriPhone
Requires iOS15.1 โ€” better18.5
Further details โ€” not scored
Size24 MB7 MB
Age rating17+4+
DeveloperSuyong Choi(์ฃผ)์—์Šค์•ฐ๋””์—”

In-app purchases

None

K

No in-app purchases

None

PreviewN

No in-app purchases

Questions

Is K free?
K is free to download, with no in-app purchases.
Is PreviewN free?
PreviewN is free to download, with no in-app purchases.
Do K or PreviewN have ads?
PreviewN shows ads; K does not.
Which is updated more often, K or PreviewN?
K ships an update every 5 months, and PreviewN every 2 days. Most recently, K was updated on September 9, 2026 and PreviewN on September 18, 2026.

Other comparisons